<!DOCTYPE html>
<html>
<head>
	<title>Unload</title>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
	<meta http-equiv="X-UA-Compatible" content="IE=edge"/>
	<link rel="stylesheet" type="text/css" href="../../../codebase/fonts/font_roboto/roboto.css"/>
	<link rel="stylesheet" type="text/css" href="../../../codebase/dhtmlx.css"/>
	<script src="../../../codebase/dhtmlx.js"></script>
	<script>
		var myMenu, myContextMenu;
		function initMenu() {
			if (myMenu == null) {
				myMenu = new dhtmlXMenuObject({
					parent: "menuObj",
					icons_path: "../common/imgs/",
					xml: "../common/dhxmenu.xml"
				});
			}
		}
		function unloadMenu() {
			if (myMenu != null) {
				myMenu.unload();
				myMenu = null;
			}
		}
		function initContextMenu() {
			if (myContextMenu == null) {
				document.getElementById("contextArea").style.visibility = "visible";
				myContextMenu = new dhtmlXMenuObject({
					parent: "contextArea",
					icons_path: "../common/imgs/",
					context: true,
					xml: "../common/dhxmenu.xml"
				});
			}
		}
		function unloadContextMenu() {
			if (myContextMenu != null) {
				myContextMenu.unload();
				myContextMenu = null;
				document.getElementById("contextArea").style.visibility = "hidden";
			}
		}
	</script>
</head>
<body>
	<div style="height: 400px; position: relative;">
		<div id="menuObj"></div>
		<div id="contextArea" style="position: absolute; left: 100px; top: 100px; width: 100px; height: 60px; border: #C1C1C1 1px solid; background-color: #E7F4FF; visibility: hidden;"></div>
	</div>
	<input type="button" value="init menu" onclick="initMenu();">
	<input type="button" value="unload menu" onclick="unloadMenu();">
	<input type="button" value="init context menu" onclick="initContextMenu();">
	<input type="button" value="unload context menu" onclick="unloadContextMenu();">
</body>
</html>